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A
B
SCHEMATIC DIAGRAMS - 3
POWER AMPLIFIER SECTION
1
2
U0010
MAIN PC BOARD
BAAF-1267(2/2)
2SA949-Y
R521
Q507
82
R517
R519
1K
1K
(1/2W)
Q511
2SA949-Y
to BAAF-1267(1/2) Part-2
C515
Q501
040C
2SC3324
3
R501
C501
Lch
R505
4.7K
47/50
330
C505
R507
R509
220/25
220
220
+
R511
6.8K
Q509
R529
Q505
2SA949-Y
(1/2W)
2SC3324
NPN
D503
1SS352
R561
R525
82
1.8K
(1/2W)
4
2SA949-Y
R522
Q508
82
R518
R520
(1/2W)
1K
1K
Q512
2SA949-Y
C516
040C
Q502
2SC3324
R502
C502
R506
Rch
330
4.7k
47/50
C506
5
R508
R510
220/25
220
220
+
R536
18K
R512
6.8K
47
R530
Q510
Q506
2SA949-Y
(1/2W)
2SC3324
D504
1SS352
R526
R562
82
1.8K
(1/2W)
6
U0015
BAPS-1289
Power Supply PC BOARD
951-999
P955A
1
2
P954A
M-5010,ADM-20.4 ONLY
* -Sub
7
J951
D956
C959
RL1N4003
100/50
7
-Sub
6
+Sub
5
ACPOWER
4
POFF
3
GND_DG
2
+3.3DG
1
ADSW1
Q951
S-80127CNMC-JKM-T2
4
OUT
VDD
3
NC
VSS
8
C
D
Model No. A-9050 / A-9030 / M-5010 / ADM-20.4 SCHEMATIC DIAGRAM (PART-3) AMP Section
R523
82
(1/2W)
Q523
R591
R551
2SA1930
Q515
10
KTC3198-GR
33K
(1/4W)
Q531
Q519
2SC2229-Y
Q527
2SC2229-Y
-O
R581
R539
2SC5198
4.7K
10
R555
120
R597
R579
56K
15
L501
(1/4W)
R513
R583
120K
3.3K
R533
R543
2
68
ID+
120K
1
+
R585
(1/2W)
ID-
C509
2.2K
22/50
ID ADJ
C535
R535
R553
C519
P511
18K
10K
22/50
103J
NPLG-2P29
R599
L503
15
(1/4W)
R531
R587
18K
1K
R541
47
10
Q529
2SA1941
R589
Q525
2SC5171
2.7K
Q521
2SA949-Y
Q513
2SC2229-Y
R527
82
(1/2W)
R524
82
(1/2W)
Q524
R592
R552
Q516
10
2SA1930
33K
KTC3198-GR
(1/4W)
Q532
2SC2229-Y
Q520
2SC2229-Y
Q528
2SC5198
-O
R582
R540
10
4.7K
0V
R556
120
R598
R580
0.6V
56K
15
0V
L502
(1/4W)
R514
R584
120K
3.3K
68
2
R534
R544
ID+
120K
+
R586
(1/2W)
1
ID-
C510
2.2K
ID ADJ
22/50
C536
R554
C520
P512
22/50
10K
103J
NPLG-2P29
R600
L504
0V
15
(1/4W)
R532
R588
-0.6V
18K
1K
R542
10
Q530
2SA1941
Q526
R590
2SC5171
2.7K
Q522
2SA949-Y
Q514
-1.2V
2SC2229-Y
R528
82
(1/2W)
R620
15
C952
DE1E3KX102M
F951
1
4
1
2
1.6A 250V
2
RL951
3
3.15A 125V
NRL-1P5A-DC9-179
D955
R982
*
1SS352
Val
9
8
C955
12Vtrg
R971
7
104J
22K
6
5
4
OFF
R974
3
Q952
NPT-1520GQ
KRC105
22K
2
T951
9
1
1
AutoPowerOn
8
3
10
R983
S951
+9.8V
Val
*
*
NSS-23210
1
4
6
4
8
2
5
D951
6
ASb ON
S1NB60-4062
R977
5
22K
4
P962
3
NEJITANSI_ST3
2
+9.2V
1
ASb OFF
R956
7
S952
*
5.6K
NSS-22203
R954
5
39K
8
1
P961
6
4ohm
NEJITANSI_ST3
R980
5
102J
22K
4
3
C962
2
*
1
8ohm
7
S953
*
NSS-22203
A-9030/9050
E
F
R617
+50V
15
+40V
+B1L
Q550
2SA1163-BL
IPRO
R640
22K
L505
S1.3C
R607
L
SPOUTL
10(1/4W)
R609
47K
VPRO
VOLH_1
D505
R611
KDS4148U
47K
-B1L
-40V
R619
-40V
15
+B1R
R618
+50V
15
+40V
+B1R
+50V
*
C907
8200/63
+40V
+B1
GNDA
1
L506
S1.3C
*
C908
8200/63
R608
10(1/4W)
R610
-40V
47K
VPRO
-B1
VOLH_1
-40V
D506
R612
KDS4148U
47K
-B1R
-40V
-40V
R626
33K
Q552
2SC2712-GR
Q553
2SC2712-GR
*
0V
*
*
VPROTECT
IPROTECT
VOLH
HP_DET
SPA_RL
SPB_RL
+40V
+40V
to BAAF-1267(1/2) Part-2
C384
1
4
334
C385
D380
S1NB60
334
to BAAF-1267(1/2) Part-2
-40V
GND_RL
-40V
TAP_LOW
+11.2V
+12V_DG
1
4
to BAAF-1267(1/2) Part-2
D901
S1NB60
GND_DG
to BAAF-1267(1/2) Part-2
G
H
SPEAKERS
AorB---4 to 16ohms
A+B---8 to 16ohms
L
*
R
5
L
*
R
5
RL500
RL501
4
5
4
5
3
2
3
2
6
1
6
1
C552
103J
D520
D521
C554
*
1SS352
1SS352
103J
2
1
2
1
C558
C559
*
103J
103J
Q560
Q561
KRC105S
KRC105S
*
*
*
D900
LN15XB60
P901B
4
P902B
P903B
P520A
P901A
P902A
P903A
1
1
40Vac1
2
2
3
3
4
4
40Vac2
5
5
GND_RL
6
6
TAP
7
7
+24V_RL
8
8
12Vac1
9
9
12vac2
R915
2.2(1/4W)
A-9030/9050
I
J
K
M't or No M't List
* M't choice
9030
9050
20.5/5010
C907/C908
8200/56V
10000/69V
10000/69V
C525/C526/C527/C529
100u/50V
100u/63V
100u/63V
P501 SPA
○
○
○
P500 SPB
○
○
×
RL500/C555/C554
D520/C558/Q560
R568/R570
○
○
BCETC-1275
×
RL900/RL901
○
○
×
J900-J903
○
×
×
○
-Sub
×
×
S951
×
×
○
○
○
S952
×
S953
○
○
○
○
○
B
R982
×
R983
○
○
×
R984
○
×
×
○
J906-J909
×
×
F900/F902
×
○
○
J901-J904
○
×
×
J906-J909
○
BCETC-1299
×
×
BCETC-1275 R623/R624
○
○
×
Q527/Q528
2SC5198
2SC5242
2SC5242
Q529/Q530
2SA1941
2SA1962
2SA1962
R631
0Ω
0Ω
12KΩ
R632
10KΩ
10KΩ
47KΩ
D514
○
×
×
○
C909-C912
×
×
A
C525/526/527/529
100u/63V
100u/50V
100u/63V
Fuse List
9030
9050
9050
9050/20.4/5010
MGQ
MDC
MJJ
MPP
F951
T1.6AL 250V
125V/3.15A
125V/4A
T2AL 250V
F900/F902
×
125V/10A
125V/10A
125V/10A
Sub Trans List
9030
9050
9050
9050/20.4/5010
MGQ
MDC
MJJ
MPP
T901
NPT-1293P
NPT-1625D
NPT-1625J
NPT-1625P
T951
NPT-1520GQ
NPT-1520JQ
NPT-1520JQ
NPT-1520GQ
ST_HPJACK
104J
HEAD PHONE
MSJ-064-05A_SR
C7068
P7004
LBC2518T220M
1
R623
1
1
HP_L
L7005
8
390(1W)
2
2
GND_A
7
R624
3
LBC2518T220M
3
HP_R
3
390(1W)
4
4
GND_DG
L7006
2
5
5
HP_DET
LBC2518T220M
4
L7007
5
BAETC-1275
U0013
HP Jack PC BOARD
BAETC-1299
2
P955
4
P954
6
U0013
Only for A-9030
Power Supply PC BOARD
D902
KDS4148U
BAETC-1280
C904
104J
*
C910 104J/100V
J906
*
S1
104J/100V
J907
C909
F900
*
10A_125V
Q900
RL900
4
10
KRC105S
1
3
Hi_1
11
5
2
12
J900
P6900B(BLK)
J902
Hi_2
13
*
F902
10A_125V
14
C912
C911
104J/100V
*
RL901
104J/100V
J908
5
2
J909
15
3
*
16
1
4
J901
J903
J900 901: A-9010onl y
TITLE
DRAWING_No.
A-9050/A-9030/M-5010/ADM-20.4 SCHEMATIC DIAGRAM
RC-202981
AMP, PS Section
SHEET
DATE
DESIGN
Rev
250.093312
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